Underwater structures with stone walls labeled
Underwater structure resembling a stone building facade with
A crane on a barge lowers a large, pyramid-shaped concrete structure into the ocean under a partly cloudy sky.

1 Large Walter Tetrahedron and 10 Walter Tetrahedron (FLAR), Destin High/TDC Funded. Reef sponsors: Joseph Tortorigi, Sea Market, Rocktober, Dr. Ross, Frannie, Neal Hardy, Pops, Capt Brant and Miss Becky